Commit e70b2055 authored Nov 19, 2020 by Yue Ma Committed by Gerrit - the friendly Code Review server Nov 20, 2020

cnss2: Check link status before setting wlaon_pwr_ctrl registers



If PCIe link is down, skip setting wlaon_pwr_ctrl registers to avoid
unclocked access.

Change-Id: I156f936ad87089754d6644d2eb3199105065ee32
Signed-off-by: Yue Ma <yuem@codeaurora.org>

parent 6a4a4954

drivers/net/wireless/cnss2/pci.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1534,6 +1534,10 @@ static void cnss_pci_set_wlaon_pwr_ctrl(struct cnss_pci_data *pci_priv,
		if (!plat_priv->set_wlaon_pwr_ctrl)
		return;

		if (pci_priv->pci_link_state == PCI_LINK_DOWN \|\|
		pci_priv->pci_link_down_ind)
		return;

		if (do_force_wake)
		if (cnss_pci_force_wake_get(pci_priv))
		return;